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Privacy Browser vs Fennec F-Droid: catalog facts
Privacy Browser	Fennec F-Droid
Free Free and open source under the GPLv3+ license.	Free Free and open source under the Mozilla Public License 2.0.
Android	Android
JavaScript, cookies and DOM storage disabled by default Per-domain settings that enable features only on chosen sites	Tracks current Firefox releases closely Proprietary components and telemetry removed
Many sites break until JavaScript is enabled for them Relies on Android's system WebView for rendering	Still connects to Mozilla services that can track users Requires Android 8.0 or newer
Downloadable app	Downloadable app
Open source	Open source
License: GPL-3.0-or-later	License: MPL-2.0
No account needed	No account needed
Not stated if it works offline	Not stated if it works offline
Official website Full listing and sources Checked October 1, 2026	Official website Full listing and sources Checked October 1, 2026

Catalog facts only. Anything “not stated” is unconfirmed. Check full listings for details.